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.
One example: The doctors supported the scientist .
Solution is here: The scientist supported the doctors .
Explanation: The output uses the verbs and nouns from the premise and changes the object with the subject. This is a good example.

Now, solve this: The lawyer contacted the senator by the athletes .
Solution:
The senator contacted the lawyer .