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.
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Question: The presidents mentioned the tourists by the banker .

Answer: The tourists mentioned the presidents .


Question: The president in front of the scientists supported the secretaries .

Answer: The scientists supported the president .


Question: The doctors stopped the presidents next to the lawyers .

Answer:
The presidents stopped the lawyers .