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 senators in front of the scientist believed the manager .
[EX A]: The manager believed the scientist .

[EX Q]: The judge next to the managers thanked the presidents .
[EX A]: The managers thanked the judge .

[EX Q]: The tourists helped the banker .
[EX A]:
The banker helped the tourists .