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 lawyers admired the manager .
[EX A]: The manager admired the lawyers .

[EX Q]: The manager introduced the senators who the artists mentioned .
[EX A]: The senators introduced the manager .

[EX Q]: The tourists introduced the author .
[EX A]:
The author introduced the tourists .