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 students called the lawyers .

SOLUTION: The lawyers called the students .

PROBLEM: The tourist thanked the artists in front of the managers .

SOLUTION: The artists thanked the managers .

PROBLEM: The lawyers that helped the managers called the president .

SOLUTION:
The managers called the lawyers .