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 doctor that the scientist admired mentioned the presidents .
answer:
The presidents mentioned the doctor .


question:
The athlete thanked the bankers by the senator .
answer:
The senator thanked the athlete .


question:
The tourist who the president contacted supported the athlete .
answer:

The president supported the tourist .