instruction:
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.
question:
The athlete next to the authors introduced the senators .
answer:
The senators introduced the authors .


question:
The tourist that the professors stopped mentioned the judges .
answer:
The professors mentioned the tourist .


question:
The scientists supported the senator behind the author .
answer:

The senator supported the scientists .