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 artist called the actor by the scientists .
[A]: The actor called the artist .


[Q]: The authors near the secretaries contacted the athletes .
[A]: The athletes contacted the authors .


[Q]: The athlete mentioned the scientists who helped the artists .
[A]:
The scientists mentioned the the artists .