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 doctors called the author .
answer:
The author called the doctors .


question:
The artists who the scientist admired saw the athlete .
answer:
The scientist saw the artists .


question:
The tourists by the actors recommended the author .
answer:

The actors recommended the tourists .