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 managers who stopped the scientist mentioned the lawyer .
The lawyer mentioned the scientist .

The artist by the authors contacted the lawyers .
The lawyers contacted the artist .

The president encouraged the secretary near the senators .

The secretary encouraged the senators .