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 judges thanked the professor in front of the authors .
answer:
The authors thanked the judges .


question:
The athlete saw the doctor .
answer:
The doctor saw the athlete .


question:
The professor next to the scientists recommended the banker .
answer:

The banker recommended the scientists .