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 lawyers believed the actor .
answer:
The actor believed the lawyers .


question:
The secretary behind the manager introduced the judges .
answer:
The judges introduced the manager .


question:
The professor by the author admired the students .
answer:

The students admired the author .