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.

The author avoided the actor .
The actor avoided the author .

The banker contacted the actors who the judges stopped .
The actors contacted the banker .

The athlete behind the lawyer stopped the tourist .

The lawyer stopped the athlete .