TASK DEFINITION: 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.
PROBLEM: The tourists encouraged the authors who thanked the judges .

SOLUTION: The authors encouraged the the judges .

PROBLEM: The banker who admired the lawyers helped the judge .

SOLUTION: The judge helped the banker .

PROBLEM: The senator that mentioned the actor contacted the artists .

SOLUTION:
The artists contacted the senator .