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.

[Q]: The professors helped the doctor that the manager mentioned .
[A]: The doctor helped the manager .


[Q]: The senator believed the tourist who the scientists contacted .
[A]: The tourist believed the scientists .


[Q]: The judges who helped the presidents introduced the banker .
[A]:
The banker introduced the judges .