TASK DEFINITION: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
PROBLEM: in popular music , a side project is a project undertaken by one or more persons already known for their involvement in another band.

SOLUTION: in popular music , a side project is made by one or more persons already known for being in another band.

PROBLEM: finished by ad 8 , possibly published posthumously.

SOLUTION: completed by ad 8 , likely published after death.

PROBLEM: the characters are foul-mouthed extensions of their earlier characters pete and dud.

SOLUTION:
the cast are offensive speaking alikes of their earlier cast pete and dud.