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 tourist admired the students that the scientist recommended .
[EX A]: The students admired the scientist .

[EX Q]: The actors that the tourist introduced recognized the banker .
[EX A]: The banker recognized the actors .

[EX Q]: The actors called the artists behind the president .
[EX A]:
The artists called the president .