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 secretary behind the manager introduced the judges .
[EX A]: The judges introduced the manager .

[EX Q]: The doctors introduced the bankers .
[EX A]: The bankers introduced the doctors .

[EX Q]: The banker introduced the professors in front of the judges .
[EX A]:
The professors introduced the banker .