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 artists who encouraged the scientists introduced the actor .

A: The actor introduced the artists .
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Q: The athletes by the student called the scientists .

A: The student called the athletes .
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Q: The judge who recognized the artist recommended the secretary .

A:
The secretary recommended the judge .
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