TASK DEFINITION: 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.
PROBLEM: The bankers who recommended the president supported the scientists .

SOLUTION: The scientists supported the president .

PROBLEM: The doctors in front of the scientist recognized the banker .

SOLUTION: The scientist recognized the doctors .

PROBLEM: The secretary thanked the professors that the lawyer contacted .

SOLUTION:
The professors thanked the lawyer .